18740970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1361}}^1$

素因数の和:1397

約数の個数: 80

約数和(自身を含む): 53395848

約数和(自身を除く): 34654878

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1361, 1377, 1530, 2295, 2722, 2754, 4083, 4590, 6805, 6885, 8166, 12249, 13610, 13770, 20415, 23137, 24498, 36747, 40830, 46274, 61245, 69411, 73494, 110241, 115685, 122490, 138822, 183735, 208233, 220482, 231370, 347055, 367470, 416466, 551205, 624699, 694110, 1041165, 1102410, 1249398, 1874097, 2082330, 3123495, 3748194, 6246990, 9370485, 18740970]

約数ペア:

[(1, 18740970), (2, 9370485), (3, 6246990), (5, 3748194), (6, 3123495), (9, 2082330), (10, 1874097), (15, 1249398), (17, 1102410), (18, 1041165), (27, 694110), (30, 624699), (34, 551205), (45, 416466), (51, 367470), (54, 347055), (81, 231370), (85, 220482), (90, 208233), (102, 183735), (135, 138822), (153, 122490), (162, 115685), (170, 110241), (255, 73494), (270, 69411), (306, 61245), (405, 46274), (459, 40830), (510, 36747), (765, 24498), (810, 23137), (918, 20415), (1361, 13770), (1377, 13610), (1530, 12249), (2295, 8166), (2722, 6885), (2754, 6805), (4083, 4590)]